Corea a Japanese Protectorate, [497]–506
Corea and Japan, [476], [489], [495]
Corea-Manchurian frontier, [156], [157], [494]
Coreans in China, [44], [48], [160], [432]
Coreans in Japan, [38], [39], [60], [61], [423], [427], [432], [459]
Coreans in Russia, [212]–213, [220]
Coria, [85]
Cossacks, [494]